JP2017194719A5 - - Google Patents

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JP2017194719A5
JP2017194719A5 JP2017150088A JP2017150088A JP2017194719A5 JP 2017194719 A5 JP2017194719 A5 JP 2017194719A5 JP 2017150088 A JP2017150088 A JP 2017150088A JP 2017150088 A JP2017150088 A JP 2017150088A JP 2017194719 A5 JP2017194719 A5 JP 2017194719A5
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Japan
Prior art keywords
heater
heating apparatus
endless belt
thermally conductive
image
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JP2017150088A
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Japanese (ja)
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JP6490161B2 (en
JP2017194719A (en
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Publication of JP2017194719A5 publication Critical patent/JP2017194719A5/ja
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上述の課題を解決するための本発明は、エンドレスベルトと、第一の面と、前記第一の面と反対側の第二の面と、を有する板状のヒータであって、前記第一の面が前記エンドレスベルトの内面に接触し、基板と、前記基板上に設けられた発熱抵抗体と、を有するヒータと、
前記ヒータの前記第二の面に接触し、前記ヒータの前記第二の面に平行である方向の熱伝導率が前記第二の面に垂直である方向の熱伝導率より高い熱伝導異方性シートと、前記熱伝導異方性シートを介して前記ヒータを支持する支持部材と、を有し、前記エンドレスベルトを介した前記ヒータの熱で記録材に形成されたトナー像を加熱する像加熱装置において、前記熱伝導異方性シートは複数枚重ねられてた状態で前記ヒータと前記支持部材の間に挟まれていることを特徴とする。
The present invention for solving the above-mentioned problems is a plate-like heater having an endless belt, a first surface, and a second surface opposite to the first surface, A surface of which is in contact with the inner surface of the endless belt, and a heater having a substrate and a heating resistor provided on the substrate;
A thermal conductivity anisotropic which is in contact with the second surface of the heater and whose thermal conductivity in a direction parallel to the second surface of the heater is higher than a thermal conductivity in a direction perpendicular to the second surface image heating and sex sheet, a support member for supporting the heater through the heat conducting anisotropic sheet has the toner image formed on a recording material by heat of the heater through the endless belt In the heating apparatus, a plurality of the thermally conductive anisotropic sheets are sandwiched between the heater and the support member in a state of being stacked .

Claims (4)

エンドレスベルトと、
第一の面と、前記第一の面と反対側の第二の面と、を有する板状のヒータであって、前記第一の面が前記エンドレスベルトの内面に接触し、基板と、前記基板上に設けられた発熱抵抗体と、を有するヒータと、
前記ヒータの前記第二の面に接触し、前記ヒータの前記第二の面に平行である方向の熱伝導率が前記第二の面に垂直である方向の熱伝導率より高い熱伝導異方性シートと、
前記熱伝導異方性シートを介して前記ヒータを支持する支持部材と、
を有し、前記エンドレスベルトを介した前記ヒータの熱で記録材に形成されたトナー像を加熱する像加熱装置において、
前記熱伝導異方性シートは複数枚重ねられてた状態で前記ヒータと前記支持部材の間に挟まれていることを特徴とする像加熱装置
Endless belt,
A plate-like heater having a first surface and a second surface opposite to the first surface, wherein the first surface is in contact with the inner surface of the endless belt, and the substrate, A heater having a heating resistor provided on the substrate;
A thermal conductivity anisotropic which is in contact with the second surface of the heater and whose thermal conductivity in a direction parallel to the second surface of the heater is higher than a thermal conductivity in a direction perpendicular to the second surface Sex sheet ,
A support member for supporting the heater via the thermally conductive anisotropic sheet;
In an image heating apparatus for heating a toner image formed on a recording material with heat of the heater via the endless belt,
An image heating apparatus, wherein a plurality of the thermally conductive anisotropic sheets are sandwiched between the heater and the support member in a stacked state .
前記熱伝導異方性シートの材質はグラファイトであることを特徴とする請求項1に記載の像加熱装置。The image heating apparatus according to claim 1, wherein a material of the thermally conductive anisotropic sheet is graphite. 前記熱伝導異方性シートは前記ヒータとは別部品であることを特徴とする請求項1又は2に記載の像加熱装置。The image heating apparatus according to claim 1, wherein the thermally conductive anisotropic sheet is a separate component from the heater. 前記エンドレスベルトを介して前記ヒータと共にニップ部を形成するローラを有し、前記ニップ部で前記トナー像が形成された記録材を搬送しながら加熱して前記トナー像を記録材に定着することを特徴とする請求項1〜3のいずれか1項に記載の像加熱装置。A roller for forming a nip portion together with the heater via the endless belt, and heating the recording material on which the toner image is formed at the nip portion to fix the toner image on the recording material; The image heating apparatus according to any one of claims 1 to 3, wherein the image heating apparatus is characterized in that
JP2017150088A 2017-08-02 2017-08-02 Image heating apparatus and heater used in the image heating apparatus Expired - Fee Related JP6490161B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2017150088A JP6490161B2 (en) 2017-08-02 2017-08-02 Image heating apparatus and heater used in the image heating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017150088A JP6490161B2 (en) 2017-08-02 2017-08-02 Image heating apparatus and heater used in the image heating apparatus

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2012255368A Division JP6188313B2 (en) 2012-11-21 2012-11-21 Image heating apparatus and heater used in the image heating apparatus

Publications (3)

Publication Number Publication Date
JP2017194719A JP2017194719A (en) 2017-10-26
JP2017194719A5 true JP2017194719A5 (en) 2017-12-07
JP6490161B2 JP6490161B2 (en) 2019-03-27

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JP2017150088A Expired - Fee Related JP6490161B2 (en) 2017-08-02 2017-08-02 Image heating apparatus and heater used in the image heating apparatus

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JP (1) JP6490161B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020012873A (en) * 2018-07-13 2020-01-23 京セラドキュメントソリューションズ株式会社 Fixing device and image forming apparatus
JP7442998B2 (en) * 2019-09-02 2024-03-05 東芝テック株式会社 Heating device and image processing device
JP2022109404A (en) 2021-01-15 2022-07-28 ブラザー工業株式会社 heating unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6007657A (en) * 1998-06-29 1999-12-28 Xerox Corporation Method for increasing thermal conductivity of fuser member having elastomer and anisotropic filler coating
JP2000155488A (en) * 1998-11-19 2000-06-06 Matsushita Electric Ind Co Ltd Heat roller
JP2001242736A (en) * 2000-03-01 2001-09-07 Sharp Corp Fixing device
JP2003007435A (en) * 2001-06-19 2003-01-10 Canon Inc Heating member, heating device and image forming device
JP2003317898A (en) * 2002-04-19 2003-11-07 Canon Inc Heating device and image forming device
JP2010217210A (en) * 2009-03-13 2010-09-30 Panasonic Corp Fixing device

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